if (document.images) {
    // preload the alternate images offscreen
   homeon = new Image();
   homeon.src = "../images/home2-on.gif";
   seedson = new Image();
   seedson.src = "../images/seeds2-on.gif";
   storeon = new Image();
   storeon.src = "../images/store2-on.gif";
   recipeon = new Image();
   recipeon.src = "../images/recipe2-on.gif";
   resourceon = new Image();
   resourceon.src = "../images/resource2-on.gif";
   birdon = new Image();
   birdon.src = "../images/bird2-on.gif";
   abouton = new Image();
   abouton.src = "../images/about2-on.gif";
   postcardon = new Image();
   postcardon.src = "../images/postcard2-on.gif";
   contacton = new Image();
   contacton.src = "../images/contact2-on.gif";
   newson = new Image();
   newson.src = "../images/news2-on.gif";
   oinfoon = new Image();
   oinfoon.src = "../images/oinfo2-on.gif";
   ohelpon = new Image();
   ohelpon.src = "../images/ohelp2-on.gif";
   prodsearchon = new Image();
   prodsearchon.src = "../images/prodsearch2-on.gif";
   basketon = new Image();
   basketon.src = "../images/basket2-on.gif";
   checkouton = new Image();
   checkouton.src = "../images/checkout2-on.gif";
   orderon = new Image();
   orderon.src = "../images/order-on.gif";
   order2on = new Image();
   order2on.src = "../images/order-on.gif";
   order3on = new Image();
   order3on.src = "../images/order-on.gif";
   order4on = new Image();
   order4on.src = "../images/order-on.gif";
   order5on = new Image();
   order5on.src = "../images/order-on.gif";
   order6on = new Image();
   order6on.src = "../images/order-on.gif";
   order7on = new Image();
   order7on.src = "../images/order-on.gif";
   order8on = new Image();
   order8on.src = "../images/order-on.gif";
   order9on = new Image();
   order9on.src = "../images/order-on.gif";
   order10on = new Image();
   order10on.src = "../images/order-on.gif";
   homeoff = new Image();
   homeoff.src = "../images/home2-off.gif";
   seedsoff = new Image();
   seedsoff.src = "../images/seeds2-off.gif";
   storeoff = new Image();
   storeoff.src = "../images/store2-off.gif";
   recipeoff = new Image();
   recipeoff.src = "../images/recipe2-off.gif";
   resourceoff = new Image();
   resourceoff.src = "../images/resource2-off.gif";
   birdoff = new Image();
   birdoff.src = "../images/bird2-off.gif";
   aboutoff = new Image();
   aboutoff.src = "../images/about2-off.gif";
   postcardoff = new Image();
   postcardoff.src = "../images/postcard2-off.gif";
   contactoff = new Image();
   contactoff.src = "../images/contact2-off.gif";
   newsoff = new Image();
   newsoff.src = "../images/news2-off.gif";
   oinfooff = new Image();
   oinfooff.src = "../images/oinfo2-off.gif";
   ohelpoff = new Image();
   ohelpoff.src = "../images/ohelp2-off.gif";
   prodsearchoff = new Image();
   prodsearchoff.src = "../images/prodsearch2-off.gif";
   basketoff = new Image();
   basketoff.src = "../images/basket2-off.gif";
   checkoutoff = new Image();
   checkoutoff.src = "../images/checkout2-off.gif";
   orderoff = new Image();
   orderoff.src = "../images/order-off.gif";
   order2off = new Image();
   order2off.src = "../images/order-off.gif";
   order3off = new Image();
   order3off.src = "../images/order-off.gif";
   order4off = new Image();
   order4off.src = "../images/order-off.gif";
   order5off = new Image();
   order5off.src = "../images/order-off.gif";
   order6off = new Image();
   order6off.src = "../images/order-off.gif";
   order7off = new Image();
   order7off.src = "../images/order-off.gif";
   order8off = new Image();
   order8off.src = "../images/order-off.gif";
   order9off = new Image();
   order9off.src = "../images/order-off.gif";
   order10off = new Image();
   order10off.src = "../images/order-off.gif";
}
function imgAct(imgName) {
  if (document.images) {
     document[imgName].src = eval(imgName + "on.src");
 }
}
function imgInact(imgName) {
  if (document.images) {
     document[imgName].src = eval(imgName + "off.src");
 }
}